**BUG**
Concise problem statement: Silk Screen/Layer covers holes in photo viewer:
When a pcb is viewed in photo view, the silk screen covers up the holes and paster layer.
Steps to reproduce bug:
1.Make a new Pcb
2.Place a hole on it
3.Make a square in the silk layer(both top and bottom layer cover the holes)
4.Change to photo view
Results:![view of the bug][1]
Expected results: ![Archieved by uploading the gerber file into Easyeda gerber viewer][2]
Archieved by uploading the gerber file into Easyeda gerber viewer (slightly different layout)
Browser:Chrome
[1]: /editor/20180127/5a6b5a90cd94c.PNG
[2]: /editor/20180127/5a6b5ad949b29.PNG